He ____ a docyor when he grows up.(A.is B.will C.is going to be )

问题描述:

He ____ a docyor when he grows up.(A.is B.will C.is going to be )

选 C
他长大后想当医生.
这里是表示将来的打算计划,用一般将来时,排除A一般现在时.
a doctor是名词,will后面应该跟动词原形,这里应该用be 加名词做表语